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Priority to JP48088352ApriorityCriticalpatent/JPS5749753B2/ja
Priority to GB1596974Aprioritypatent/GB1458731A/en
Priority to DE2417878Aprioritypatent/DE2417878C3/de
Publication of JPS5036840ApublicationCriticalpatent/JPS5036840A/ja
Publication of JPS5749753B2publicationCriticalpatent/JPS5749753B2/ja